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CAS RN: 557-04-0 | Product Number: S0238

Magnesium(II) Stearate

Chemical Substance Law (ENCS):   2-611
  • Stearic Acid Magnesium(II) Salt
4   ≥20  ≥20 
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Product Number S0238
Molecular Formula / Molecular Weight C__3__6H__7__0MgO__4 = 591.26  
Physical State (20 deg.C) Solid
CAS RN 557-04-0
Reaxys Registry Number 3919702
PubChem Substance ID 125310256
Merck Index (14) 5690
MDL Number


Appearance White to Almost white powder to crystal
Content of Magnesium 4.00 to 5.00 %
Stearic acid(composition of fatty acid) min. 60.0 %
Palmitic acid(composition of fatty acid) max. 40.0 %
Properties (reference)
Solubility in water Insoluble
Solubility (insoluble in) Alcohol,Ether
Signal Word Warning
Hazard Statements H320 : Causes eye irritation.
Precautionary Statements P264 : Wash skin thoroughly after handling.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Related Laws:
Chemical Substance Law (ENCS) 2-611
RTECS# WI4390000
Transport Information:
PubMed Literature

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